<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>第一个first</title>
</head>
<body>
    <h1> hello world！！！</h1>
    <button style="background-color: blanchedalmond; font-size: 20px; font-weight: 600;" onclick="alert('先天牛马圣体')">天赋预测</button>
</body>
</html>